chore(deps): bump golang from 1.26.2 to 1.26.3 (#6320)

Bumps golang from 1.26.2 to 1.26.3.

---
updated-dependencies:
- dependency-name: golang
  dependency-version: 1.26.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Dockerfile.standalone

@@ -1,6 +1,6 @@
 # This version of Dockerfile is for building without external dependencies.
 # Build a multi-platform image e.g. `docker buildx build --push --platform linux/arm64,linux/amd64 --tag external-secrets:dev --file Dockerfile.standalone .`
-FROM golang:1.26.2-alpine@sha256:f85330846cde1e57ca9ec309382da3b8e6ae3ab943d2739500e08c86393a21b1 AS builder
+FROM golang:1.26.3-alpine@sha256:91eda9776261207ea25fd06b5b7fed8d397dd2c0a283e77f2ab6e91bfa71079d AS builder
 # Add metadata
 LABEL maintainer="cncf-externalsecretsop-maintainers@lists.cncf.io" \
       description="External Secrets Operator is a Kubernetes operator that integrates external secret management systems"

tilt.debug.dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.26.2@sha256:b54cbf583d390341599d7bcbc062425c081105cc5ef6d170ced98ef9d047c716
+FROM golang:1.26.3@sha256:2981696eed011d747340d7252620932677929cce7d2d539602f56a8d7e9b660b
 WORKDIR /
 COPY ./bin/external-secrets /external-secrets